Cast stone



FIG. 1 is a photographic showing of a cast stone with a small square face;

FIG. 2 is a photographic showing of a cast stone with a rectangular face;

FIG. 3 is photographic showing of a cast stone having a rectangular face whose width is one half its length; and,

FIG. 4 is photographic showing of a cast stone having a relatively large square face.

The broken lines in the Figures are for illustration purposes only and form no part of the claimed design. 

The ornamental design for cast stone, as shown and described. 